Air treatment system



FIG. 1 is a perspective view of an embodiment of the air treatment system of the new design;

FIG. 2 is a left side elevational view thereof, the right side elevational view being identical thereto;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view of a first alternative embodiment of the air treatment system of the new design;

FIG. 8 is a left side elevational view thereof, the right side elevational view being identical thereto;

FIG. 9 is a front elevational view thereof;

FIG. 10 is a rear elevational view thereof;

FIG. 11 is a top plan view thereof; and,

FIG. 12 is a bottom plan view thereof.

FIGS. 2-4 and 6-12 show features of the air treatment system in phantom lines.

These features are shown for environmental purposes and do not form any part of the claimed design. Further, the phantom lines immediately adjacent the solid-line portions of the design form the boundary of the design, with the phantom lines forming no part of the claimed design. 

CLAIM The ornamental design for air treatment system, as shown and described. 